| Literature DB >> 2563448 |
P A Grannum, A Ghidini, A Scioscia, J A Copel, R Romero, J C Hobbins.
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Year: 1989 PMID: 2563448 DOI: 10.1016/s0140-6736(89)91296-8
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321